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Loss Per Share Applicable to Common Stockholders (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 30, 2017 | Sep. 30, 2017 | Jul. 01, 2017 | Apr. 01, 2017 | Dec. 31, 2016 | Oct. 01, 2016 | Jul. 02, 2016 | Apr. 02, 2016 | Dec. 30, 2017 | Dec. 31, 2016 | Jan. 02, 2016
Earnings per share |  |  |  |  |  |  |  |  |  |  |  |
Net loss |  | $ (8,821,816) | $ 2,137,077 | $ (2,764,124) | $ (1,928,755) | $ (2,146,753) | $ (954,390) | $ (82,667) | $ 255,625 | $ (11,377,618) | $ (2,928,185) | $ (2,771,067)
Basic and diluted loss per common share |  |  |  |  |  |  |  |  |  | $ (0.26) | $ (0.08) | $ (0.08)
Weighted average common shares outstanding | [1] |  |  |  |  |  |  |  |  | 44,598,879 | 37,294,321 | 35,877,341
Stock Options [Member] |  |  |  |  |  |  |  |  |  |  |  |
Potentially dilutive securities |  |  |  |  |  |  |  |  |  |  |  |
Diliutive securities | [2] |  |  |  |  |  |  |  |  | $ 6,534,167 | $ 5,210,334 | $ 5,244,918
Warrant [Member] |  |  |  |  |  |  |  |  |  |  |  |
Potentially dilutive securities |  |  |  |  |  |  |  |  |  |  |  |
Diliutive securities | [2] |  |  |  |  |  |  |  |  | 470,444 | 470,444 | 423,007
Convertible Debt Securities [Member] |  |  |  |  |  |  |  |  |  |  |  |
Potentially dilutive securities |  |  |  |  |  |  |  |  |  |  |  |
Diliutive securities | [2] |  |  |  |  |  |  |  |  | $ 0 | $ 0 | $ 257,798
[1] | Includes approximately 0.5 million, 0.4 million and 0.4 million nonvested restricted stock for the years 2017, 2016 and 2015, respectively, which are participating securities that feature voting and dividend rights.
[2] | Excluded from the computation of loss per share as their impact is antidilutive.

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